
.ztree li span.button.diy01_ico_open,
.ztree li span.button.diy01_ico_docu,
.ztree li span.button.diy01_ico_close {
    background: url('ext_icons/bell.png') no-repeat;
}

.ztree li span.button.line_ico_open,
.ztree li span.button.line_ico_docu,
.ztree li span.button.line_ico_close {
    background: url('line.png') no-repeat;
}

.ztree li span.button.server_ico_open,
.ztree li span.button.server_ico_docu,
.ztree li span.button.server_ico_close {
    background: url('ext_icons/server.png') no-repeat;
}

.ztree li span.button.folder_ico_open,
.ztree li span.button.folder_ico_docu,
.ztree li span.button.folder_ico_close {
    background: url('ext_icons/folder/folder.png') no-repeat;
}

.ztree li span.button.folder_database_ico_open,
.ztree li span.button.folder_database_ico_docu,
.ztree li span.button.folder_database_ico_close {
    background: url('ext_icons/folder/folder_database.png') no-repeat;
}

.ztree li span.button.node_ico_open,
.ztree li span.button.node_ico_docu,
.ztree li span.button.node_ico_close {
    background: url('node.png') no-repeat;
}

.ztree li span.button.exchanger_ico_open,
.ztree li span.button.exchanger_ico_docu,
.ztree li span.button.exchanger_ico_close {
    background: url('exchanger.png') no-repeat;
    background-size: 16px 16px;
}

.ztree li span.button.graph_ico_open,
.ztree li span.button.graph_ico_docu,
.ztree li span.button.graph_ico_close {
    background: url('ext_icons/chart/chart_organisation.png') no-repeat;
}


.icon-arrow_out {
    background: url('ext_icons/arrow/arrow_out.png') no-repeat center center;
}

.icon-wrench {
    background: url('ext_icons/wrench.png') no-repeat center center;
}

.icon-zoom_in {
    background: url('ext_icons/zoom/zoom_in.png') no-repeat center center;
}
.icon-zoom_out {
    background: url('ext_icons/zoom/zoom_out.png') no-repeat center center;
}

.icon-zoom {
    background: url('ext_icons/zoom/zoom.png') no-repeat center center;
}